首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
考研
Global warming is already cutting substantially into potential crop yields in some countries—to such an extent that it may be a
Global warming is already cutting substantially into potential crop yields in some countries—to such an extent that it may be a
admin
2019-07-31
52
问题
Global warming is already cutting substantially into potential crop yields in some countries—to such an extent that it may be a factor in the food price【C1】______that have caused worldwide stress in recent years, researchers suggest in a new study.
Wheat yields in recent years were down by more than 10 percent in Russia and by a few percentage points【C2】______in India, France and China compared with【C3】______they probably would have been without rising【C4】______, according to the study.
Corn yields were【C5】______a few percentage points in China, Brazil and France from what would have been【C6】______said the researchers, whose findings were published in Friday’s【C7】______of the journal Science.
Some countries saw small gains from the temperature increases, however. And in all countries, the【C8】______carbon dioxide that humans are【C9】______into the air acted as a【C10】______that encouraged plant growth,【C11】______some of the losses from rising temperatures caused by that same greenhouse gas.
【C12】______, the study’s authors found that when the gains in some countries were weighed【C13】______the losses in other countries, the overall global【C14】______of climate change has been small so far losses of a few percentage points for wheat and corn from what they would have been【C15】______climate change. The general impact on production of rice and soybeans was【C16】______, with gains in some regions entirely counterbalancing losses in others.
【C17】______the authors of the study pointed out that temperature increases were expected to【C18】______in coming decades, making it likely that the challenges【C19】______food production will grow in a era when demand is expected to【C20】______sharply.
【C19】
选项
A、to
B、of
C、from
D、for
答案
A
解析
此处需要在challenges“挑战”后面填一个介词,说明未来几十年粮食生产受到的挑战会加大,因此选A项,challenge to意为“对某人或某事的挑战”。
转载请注明原文地址:https://kaotiyun.com/show/gZ9Z777K
0
考研英语一
相关试题推荐
Personalityistoalargeextentinherent—A-typeparentsusuallybringaboutA-typeoffspring.【F1】Buttheenvironmentmustalso
Personalityistoalargeextentinherent—A-typeparentsusuallybringaboutA-typeoffspring.【F1】Buttheenvironmentmustalso
【F1】Duringthepastgeneration,theAmericanmiddle-classfamilythatoncecouldcountonhardworkandfairplaytokeepitself
Itisoftenclaimedthatknowledgeissomethingthatwecannotdowithout,especiallyinourcompetitivesociety.
IfyouaskaSwisspersonwhotheirpresidentis,theylikelywon’tbeabletotellyou.Andit’snotbecausetheyarepolitical
Managingglobalorganizationshasbeenabusinesschallengeforcenturies.Butthenatureofthetaskischangingwiththeaccel
AtthePolishClubinGlasgow,ScotsandPolessocializeeasily.ManyofthecustomersinitsrestaurantareScottish,eagerto
Britain’sflexiblelabourmarketwasaboonduringtheeconomicslump,helpingkeepjoblessnessdownandthen,whentherecovery
Britain’sflexiblelabourmarketwasaboonduringtheeconomicslump,helpingkeepjoblessnessdownandthen,whentherecovery
Britain’sflexiblelabourmarketwasaboonduringtheeconomicslump,helpingkeepjoblessnessdownandthen,whentherecovery
随机试题
肝硬化治疗原则哪项不对
患者,男,51岁。因严重疾病导致胃肠消化功能丧失,但吸收能力尚好,欲短期营养疗法。应采用
用手指轻推外表正常的皮肤或黏膜,即可迅速形成水疱,或使原有的水疱在皮肤上移动;在口腔内,用舌舔及黏膜。可使外观正常的黏膜表层脱去或撕去,这些现象称为
功用为攻下热结,益气养血的方剂是()
所有者通过经营者损害债权人利益的常见形式是()。
我国提出“三步走”战略,全面建成小康社会,都是以发展经济为中心。发展经济的根本目的是()。
甲乙丙三村分别按20%、30%、50%的比例共同投资兴建一座水库,蓄水量10万立方米,约定用水量按投资比例分配。某年夏天,丙村与丁村约定当年7月中旬丙从自己的用水量中向丁供应灌溉用水1万立方米,丁村支付价款1万元。供水时,水渠流经戊村,戊村将水全部截流灌溉
根据下列资料,回答106~110题。据统计,2016年共有来自205个国家和地区的442773名各类外国留学人员在31个省、自治区、直辖市的829所高等学校、科研院所和其他教学机构中学习,比2015年增加45138人。(1)按洲别统计(2)
共同犯罪:是指二人以上共同故意犯罪。根据以上定义,下列行为属于共同犯罪的是( )。
在关系模型中,“关系中不允许出现相同元组”的约束是通过【】实现的。
最新回复
(
0
)